26 Last-Minute Prime Day Deals I'd Buy Again as a Shopping Editor

Crest 3D Whitestrips Professional Effects ($30, originally $46)

If you're looking for an affordable way to whiten teeth while still protecting your enamel, you'll want to turn to Amazon's bestselling teeth whitening strips. Our editor started using them to prep for her wedding day and was floored by the change after using them for less than five days. Read her Crest 3D Whitestrips Professional Effects review for more details.

Editor Quote: "After just four treatments, the difference is already remarkable. The "before" image on the left and the "after" image on the right clearly shows the noticeable change. And I've barely made a dent in the box with plenty of treatments left." — MP